The word titleholder refers to someone who currently possesses or has earned a title, honor, or recognition. The antonyms for the word titleholder are people who have not achieved any title or recognition, someone who has lost their title, or someone who has never been considered for any title. Other words that can be used as antonyms for titleholder include non-achiever, underdog, loser, unknown, average, and ordinary individual. These antonyms emphasize the lack of recognition or achievement that differentiates them from the titleholder. However, it's essential to note that failure to hold a title or recognition does not dictate someone's worth or potential.